Refactor file key extraction in CreatePost and EditPost logic to handle multiple file types; enhance error logging and simplify utility functions

app/internal/logic/editpostlogic.go

@@ -49,23 +49,13 @@ func (l *EditPostLogic) EditPost(req *types.EditPostReq) (resp *types.EditPostRe
 		return nil, err
 	}
 
-	// Extract all image file keys from content
-	imageKeys, err := utils.ExtractImageKeysFromContent(req.Content)
+	// Extract all file keys (images, archives, audio, video) from content
+	allFileKeys, err := utils.ExtractAllFileKeysFromContent(req.Content)
 	if err != nil {
-		l.Errorf("Failed to parse content: %v", err)
+		l.Errorf("Failed to parse file references from content: %v", err)
 		return nil, fmt.Errorf("invalid content format")
 	}
 
-	// Extract all archive file keys from content
-	archiveKeys, err := utils.ExtractArchiveKeysFromContent(req.Content)
-	if err != nil {
-		l.Errorf("Failed to parse archive files from content: %v", err)
-		return nil, fmt.Errorf("invalid content format")
-	}
-
-	// Combine all file keys
-	allFileKeys := append(imageKeys, archiveKeys...)
-
 	// Extract all hashtags from content
 	hashtags, err := utils.ExtractHashtagsFromContent(req.Content)
 	if err != nil {
@@ -110,7 +100,7 @@ func (l *EditPostLogic) EditPost(req *types.EditPostReq) (resp *types.EditPostRe
 		}
 	}
 
-	// Migrate all content files (images and archives) from tmpfiles to files
+	// Migrate all referenced content files (images, archives, audio, video) from tmpfiles to files
 	for _, fileKey := range allFileKeys {
 		_, err := l.migrateFileFromTmpToFiles(tx, fileKey)
 		if err != nil {